A088638 - OEIS

A088638 as a simple table

n	a(n)
1	1
2	5
3	11
4	19
5	28
6	30
7	33
8	38
9	45
10	56
11	69
12	86
13	105
14	128
15	157
16	167
17	179
18	193
19	208
20	239
21	255
22	292
23	333
24	376
25	423
26	476
27	535
28	596
29	663
30	734
31	807
32	886
33	969
34	1058
35	1155
36	1256
37	1359
38	1466
39	1575
40	1688
41	1815
42	1946
43	2083
44	2101
45	2240
46	2389
47	2409
48	2560
49	2717
50	2880
51	3047

[1,5,11,19,28,30,33,38,45,56,69,86,105,128,157, 167,179,193,208,239,255,292,333,376,423,476,535, 596,663,734,807,886,969,1058,1155,1256,1359,1466, 1575,1688,1815,1946,2083,2101,2240,2389,2409,2560, 2717,2880,3047]